Dangerous Heat in the Central and Eastern U.S.; Severe Thunderstorms in the Central U.S. and Northeast; Critical Fire Weather in the Four Corners

Dangerous, record-breaking heat will intensify across most of the central and eastern U.S this week. Heat indices will likely exceed 100 degrees. Severe thunderstorms are forecast from parts of the central High Plains into the Upper Midwest, and across parts of the Northeast. Critical fire weather conditions will continue across portions of the Four Corners and Great Basin. Read More >

Current conditions at

Dunkirk, Chautauqua County / Dunkirk Airport (KDKK)

Lat: 42.49°NLon: 79.28°WElev: 692ft.

Mostly Cloudy

86°F

30°C

Humidity 67%
Wind Speed W 7 mph
Barometer 30.00 in (1015.4 mb)
Dewpoint 74°F (23°C)
Visibility 10.00 mi
Heat Index94°F (34°C)
Last update 30 Jun 11:53 am EDT
Extended Forecast for

Cassadaga NY

Heat Advisory until June 30, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory until June 30, 08:00pm

    NOW until 8:00pm Tue

    Heat Advisory

  • This Afternoon

    High: 89 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: Partly cloudy, with a low around 74. Southwest wind around 8 mph.

    Low: 74 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny and hot, with a high near 91. Heat index values as high as 99. West wind 9 to 15 mph.

    High: 91 °F

    Hot

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 73. Southwest wind 6 to 9 mph.

    Low: 73 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny and hot, with a high near 93. West wind 7 to 11 mph.

    High: 93 °F

    Hot

  • Thursday Night

    Thursday Night: A slight chance of showers and thunderstorms after 2am.  Mostly clear, with a low around 72. Southwest wind around 7 mph.  Chance of precipitation is 20%.

    Low: 72 °F

    Mostly Clear
    then Slight
    Chance
    T-storms

  • Friday

    Friday: A chance of showers and thunderstorms between 8am and 2pm.  Mostly sunny, with a high near 89. West wind 6 to 10 mph.  Chance of precipitation is 30%.

    High: 89 °F

    Chance
    T-storms

  • Friday Night

    Friday Night: A chance of showers and thunderstorms after 8pm.  Mostly cloudy, with a low around 69. Southwest wind 3 to 6 mph.  Chance of precipitation is 50%.

    Low: 69 °F

    Chance
    T-storms

Detailed Forecast

This Afternoon
A slight chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 89. Heat index values as high as 96. Southwest wind around 14 mph. Chance of precipitation is 20%.
Tonight
Partly cloudy, with a low around 74. Southwest wind around 8 mph.
Wednesday
Sunny and hot, with a high near 91. Heat index values as high as 99. West wind 9 to 15 mph.
Wednesday Night
Mostly clear, with a low around 73. Southwest wind 6 to 9 mph.
Thursday
Sunny and hot, with a high near 93. West wind 7 to 11 mph.
Thursday Night
A slight chance of showers and thunderstorms after 2am. Mostly clear, with a low around 72. Southwest wind around 7 mph. Chance of precipitation is 20%.
Friday
A chance of showers and thunderstorms between 8am and 2pm. Mostly sunny, with a high near 89. West wind 6 to 10 mph. Chance of precipitation is 30%.
Friday Night
A chance of showers and thunderstorms after 8pm. Mostly cloudy, with a low around 69. Southwest wind 3 to 6 mph. Chance of precipitation is 50%.
Independence Day
A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 84. Chance of precipitation is 50%.
Saturday Night
A chance of thunderstorms before 8pm. Partly cloudy, with a low around 65. Chance of precipitation is 30%.
Sunday
A chance of showers. Partly sunny, with a high near 84. Chance of precipitation is 30%.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 65. Chance of precipitation is 30%.
Monday
A chance of showers and thunderstorms. Partly sunny, with a high near 83. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
Cassadaga NY
 42.34°N 79.31°W (Elev. 1342 ft)
9:57 am EDT Jun 30, 2026
12pm EDT Jun 30, 2026-6pm EDT Jul 6, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database